Oxygen-18, 18O2.
O2 is often used as a cyclotron target in the production of the radioisotope 18F. 18F derivatives have clinical uses
in positron emission tomography (PET). 18O2 also has applications as a tracer molecule in material science and in
plant biology.
18
Physical and Chemical Properties
Chemical Purity
Isotopic Enrichment
Natural Abundance
Atomic Number
Mass Number
Neutron Number
Atomic Mass
Spin
≥99.9%
≥97%
0.2%
8
18
10
17.9991610(7)
+0
Maximum Impurities
COMPONENT
Nitrogen
Hydrogen
Water
CONCENTRATION (%)
≤250ppm
≤50ppm
≤5ppm
A large variety of cylinder sizes and valve options are available.
Please inquire about specific packaging needs.
Linde Electronics and Specialty Gases
One Greenwich Street, Suite 100, Stewartsville, NJ 08886
Phone +1.908.329-9700 or +1.800.932-0624, Fax +1.908.329-9740, www.lindeus.com
Linde North America Inc. is a member of The Linde Group. Linde is a trading name used by companies within the Linde Group. The Linde logo is a trademark of The Linde Group. © The Linde Group 2012.
1851_1012
U.S. Shipping information
The following information is for U.S. domestic shipments only.
Proper shipping name
Oxygen
CAS #
7782-44-7
Hazard class number and description:
2.2 (Non-Flammable Gas)
UN identification number
UN 1072
DOT label(s) required
Oxidizer